大约有 43,000 项符合查询结果（耗时：0.0273秒） [XML]
Please explain some of Paul Graham's points on Lisp
...es the characters represent. Thus the characters 123 become the number 123 etc. The important point comes now: this state machine can be modified by user code. (As noted earlier, that's entirely true in CL's case; for Clojure, a hack (discouraged & not used in practice) is required. But I digres...
Create the perfect JPA entity [closed]
...'t any.
A customer can change address, change the name of their business, etc etc -- not common, but it happens. Corrections also need to be possible to make, when the data was not entered correctly.
The few things that are normally kept immutable, are Parenting and perhaps Type/Kind -- normally t...
UIScrollView not scrolling
I have a UIScrollView which contains many UIImageView s, UILabels, etc... the labels are much longer that the UIScrollView , but when I run the app, I cannot click and scroll down...
...
Why can templates only be implemented in the header file?
... boxing, needing to pass function pointers to allocators and constructors, etc. The intention of C++ templates is to avoid having to write nearly identical class MyClass_int, class MyClass_float, etc, but to still be able to end up with compiled code that is mostly as if we had written each version ...
What is ViewModel in MVC?
...ted to the page or application itself such as user name, application name, etc. View models provide a convenient object to pass to a rendering engine to create an HTML page. One of many reasons to use a view model is that view models provide a way to unit test certain presentation tasks such as han...
iPhone SDK: what is the difference between loadView and viewDidLoad?
...per loadview];
// init code here...
[self.view addSubView:mySubview1]; //etc..
}
share
|
improve this answer
|
follow
|
...
Remove all classes that begin with a certain string
...sh character ('-') and dots and others, so class names like "bg.a", "bg-a" etc. will not be removed but replaced with ".a", "-a" etc. So if you have classnames with punctuation characters you may run into trouble by just running a simple regex replace. Here is a SO thread about word boundary definit...
In Android, how do I set margins in dp programmatically?
...youtParams. If you use relative layout, import LinearLayout.LayoutParams , etc.
Now, if you set the margin using Layout_marginLeft, Right, etc, you need to update margin in this way
layoutParams.setMargins(left, top, right, bottom);
If you set margin using the new layout_marginStart, you need to up...
What is the significance of #pragma marks? Why do we need #pragma marks?
... Table View Protocol Methods, AlertView Methods, Init Methods, Declaration etc.
#pragma mark is the facility for XCode but it has no impact on your code. It merely helps to make it easier to find methods while coding.
shar...
join list of lists in python [duplicate]
...el
...
a
b
c
From those links, apparently the most complete-fast-elegant-etc implementation is the following:
def flatten(l, ltypes=(list, tuple)):
ltype = type(l)
l = list(l)
i = 0
while i < len(l):
while isinstance(l[i], ltypes):
if not l[i]:
...